Which of the following is considered a wearable IoT device?
- Fitness tracker
- Microwave oven
- Smart refrigerator
- Smart thermostat
A wearable IoT device is a device that can be worn on the body and is connected to the internet to collect and transmit data. A fitness tracker is a prime example of a wearable IoT device, as it's worn on the wrist to monitor health and activity data like steps, heart rate, and sleep patterns.
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